JD54LS164BCA National Semiconductor, JD54LS164BCA Datasheet - Page 22

• Manufacturer Part Number: JD54LS164BCA
• Manufacturer: National Semiconductor

Specifications of JD54LS164BCA

• Lead Free Status / Rohs Status: Not Compliant

H = High level (steady state), L = Low level (steady state)
X = Irrelevant (any input, including transitions)
Q
Q
A0
An
= Transition from low to high level
, Q
, Q
steady state input conditions were established.
indicates a one-bit shift.
B0,
Gn
Clear
= The level of Q
Q
H
H
H
H
H
L
H0
= the level of Q
Shift/
load
X
X
H
H
X
L
FIGURE 2. Truth tables and timing diagrams - Continued.
A
or Q
inhibit
Clock
A
, Q
H
X
L
L
L
L
G
B
before the most recent
, or Q
Clock
H
X
L
respectively, before the indicated
MIL-M-38510/306E
Device type 09
Serial
X
X
X
H
X
L
22
transition of the clock;
Parallel
A....H
a....h
X
X
X
X
X
Q
Q
Q
H
L
a
L
Outputs
Internal
A0
A0
A
Q
Q
Q
Q
Q
L
b
B0
An
An
B0
B
Output
Q
Q
Q
Q
Q
L
h
H0
Gn
Gn
H0
H